@Khue_Nguyen
III.
1. is going to see (có kế hoạch)
2. are (bananas số nhiều)
3. walking (cố định)
4. Are the children playing (hiện tại tiếp diễn)
5. go (why don't we + V)
IV.
1. half kilo -> half a kilo
2. stay -> stay in
3. have -> has
4. weather warm -> warm weather
#chúc_bạn_học_tốt